Year current US$ 1969 119999.997317791 1970 129999.995231628 1971 109999.999403954 1972 150000.005960464 1973 159999.99642372102 1974 200000.00298023198 1975 159999.99642372102 1976 119999.997317791 1977 119999.997317791 1978 50000.0007450581 1979 100000.00149011599 1980 39999.9991059303 1981 39999.9991059303 1982 569999.992847443 1983 389999.98569488496 1984 469999.998807907 1985 310000.002384186 1986 259999.990463257 1987 330000.013113022 1988 360000.01430511504 1989 540000.021457672 1990 680000.007152557 1991 850000.023841858 1992 529999.971389771 1993 790000.021457672 1994 560000.002384186 1995 1490000.0095367401 1996 330000.013113022 1997 709999.978542328 1998 409999.99642372096 1999 759999.990463257 2000 889999.985694885 2001 1100000.02384186 2002 460000.00834465 2003 629999.995231628 2004 769999.980926514 2005 1120000.00476837 2006 810000.002384186 2007 930000.007152557 2008 409999.99642372096